Allowable deviation of section size

by:ChangZeng     2021-02-23
①The allowable deviation of the height h, leg width b, waist thickness d of the channel steel products should meet the requirements of Table 2. ②The allowable deviation of the average leg thickness of channel steel products is ±0.06t. ③The bending deflection of channel steel should not exceed 0.15d. ④The slope of the outer edge of the channel steel leg is not more than 1.5%b for one leg and not more than 2.5%b for both legs. ⑤ The channel steel products leg end and shoulder passivation shall not allow the round rod with the diameter equal to 0.18t to pass.
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